Made of high-quality materials for maximum durability and reliability. Seamless fit, for your car. Easy to install, no complicated tools required, easy to use. Professional workmanship, exquisite , novel and style for 8A- 4A chip key adds all-lost multifunctional wiring harness Supported device restrictions: None/any matching device can be used for 8A, 4A key matching process: 1. Need to read the EEPROM data of the smart box 2. Generate all-lost keys 3. Key addition The first step to read the data requires our wiring harness, You need to insert the plug into the smart box. There are 3 types of smart boxes, corresponding to the above plugs Note: Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need. Due to different production batches, there may be slight differences in products. Colour:Photo Color Material:plastic Package Contents: 1 x 8A Smart Key Program Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.